[1][2] He was ordained a priest of the diocese of Dodoma, Tanzania on 24 December 1960, at the age of 31 years.
[1] He was appointed bishop of the Roman Catholic Diocese of Dodoma, Tanzania on 26 June 1972 by The Holy Father Paul VI.
[1] On 15 January 2005, Pope John Paul II accepted the request to retire from the pastoral care of the Roman Catholic Diocese of Dodoma, presented by Bishop Matthias Joseph Isuja, who had turned 75 years of age in August 2004.
The same day, The Holly Father appointed Bishop Jude Thaddaeus Ruwa'ichi to succeed at Dodoma.
He was admitted to the St. Gaspar Referral and Teaching Hospital, in Itigi, Singida Region, Tanzania.